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LEB SYSTEM

Material and Profile

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LEB SYSTEM material

1Standars : KS D3506 Hot dip galvanized sheets and coil
Kind Yield Strength Tensile strength Elongation(%) Test specimen
N / ㎟ kg / ㎟ N / ㎟ kg / ㎟
SGH 295Y Above 295 Above 30 Above 400 Above 41 Above 18 No.5 rolling
direction
2Connection Bolt - M16 X 45
classification Diameter Area Effective area Allowable strength (Long term) Allowable strength (Short term) Material Strength Fracture Strength
Ton Ton Ton Ton
M16 16 2.01 1.51 2.41 3.62 3.62 61.18
3Foundation Anchor Bolt - M16 X 145 (fck ≧ 21Mpa)
classification M16(kN)
Tensile Force 0。 14.0
Combined Force 30。 14.2
45。 14.3
60。 14.3
Shear Force 90。 14.5

LEB SYSTEM Profile

Thickness 1.6T·2.0T·2.3T·3.0T

  • ㄷ - 220 X 65 X 18 X 12

  • ㄷ - 300 X 65 X 18 X 12

  • Column and Rafter profile

LEB SYSTEM SINGLE TYPE

SPECIFICATION C-220 X 65 X 18 X 12 C-300 X 65 X 18 X 12
THICKNESS(㎜) 1.6 2.0 2.3 3.0 1.6 2.0 2.3 3.0
WEIGHT(kg) 4.9 6.2 7.1 9.2 5.9 7.4 8.5 11.1
SECTION AREA A(㎟) 675.3 838.9 960.3 1,239.0 803.3 998.9 1,144.4 1,479.0
CENTER
AXIS
X(㎜) 109.2 109.0 108.3 108.5 149.2 149.0 148.8 148.5
Y(㎜) 18.6 18.4 18.3 17.9 15.6 15.4 15.3 14.9
INERTIA
MOMNET
Ixx(Cm4) 467.4 574.4 658.1 830.2 945.0 1,165.2 1,327.1 1,693.6
Iyy(Cm4) 36.2 44.1 49.8 62.1 40.4 49.2 55.5 69.2
SECTION
MODULOUS
Zxx(㎠) 41.7 51.6 58.9 75.4 62.6 77.4 88.4 113.3
Zyy max(㎠) 19.5 24.0 27.3 34.7 25.8 31.9 36.3 46.3
Zyy min(㎠) 8.1 9.9 11.2 14.0 8.4 10.3 11.7 14.2
RADIUS OF
GYRATION
Rxx(㎜) 83.9 83.7 83.5 83.1 109.7 109.3 109.1 108.5
Ryy(㎜) 24.2 24.0 23.8 24.4 23.4 23.2 23.0 22.6

LEB SYSTEM DOUBLE TYPE

SPECIFICATION 2C-220 X 65 X 18 X 12 2C-300 X 65 X 18 X 12
THICKNESS(㎜) 1.6 2.0 2.3 3.0 1.6 2.0 2.3 3.0
WEIGHT(kg) 9.9 12.3 14.1 18.4 11.9 14.8 17.0 22.2
SECTION AREA A(㎟) 1,350.6 1,677.8 1,920.6 2,478.0 1,606.6 1,997.8 2,288.7 2,958.0
CENTER
AXIS
X(㎜) 109.2 109.0 108.3 108.5 149.2 149.0 148.8 148.5
Y(㎜) 18.6 18.4 18.3 17.9 15.6 15.4 15.3 14.9
INERTIA
MOMNET
Ixx(cm⁴) 834.8 1,148.8 1,316.2 1,660.4 1,890.0 2,330.4 2,654.2 3,387.2
Iyy(cm⁴) 72.4 88.2 99.6 124.2 80.8 98.4 111.0 138.4
SECTION
MODULOUS
Zxx(㎠) 83.3 103.1 117.7 150.7 125.1 154.7 176.7 226.5
Zyy max(㎠) 38.9 47.9 54.5 69.3 51.5 63.7 72.5 92.5
Zyy min(㎠) 16.3 19.9 22.5 28.1 16.9 20.7 23.5 28.5
RADIUS OF
GYRATION
Rxx(㎜) 167.7 167.3 166.9 166.1 219.3 218.5 218.1 216.9
Ryy(㎜) 48.5 48.1 47.7 48.9 46.9 46.5 46.1 45.3

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